89791378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{63863}}^1$

素因数の和:63921

約数の個数: 16

約数和(自身を含む): 145609920

約数和(自身を除く): 55818542

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 63863, 127726, 1213397, 2362931, 2426794, 4725862, 44895689, 89791378]

約数ペア:

[(1, 89791378), (2, 44895689), (19, 4725862), (37, 2426794), (38, 2362931), (74, 1213397), (703, 127726), (1406, 63863)]